1
Create a token
In Calendly: Integrations & apps → API and webhooks → Generate new token. Name it Wiredesk and copy it. Calendly shows it once.
2
Connect
In Wiredesk, Agents → your agent → Actions › Connections → Calendly → Connect, and paste the token.
Booking from the conversation uses Calendly’s Scheduling API, which Calendly offers on paid plans only. On a free plan the agent can still find open times, but a booking fails and the Calendly card shows Calendly’s reason.